TYP: np.dtype[Any] for py310

pandas-stubs/core/arrays/base.pyi

@@ -2,6 +2,7 @@ from collections.abc import (
     Iterator,
     Sequence,
 )
+import sys
 from typing import (
     Any,
     Literal,
@@ -55,8 +56,13 @@ class ExtensionArray:
     def ndim(self) -> int: ...
     @property
     def nbytes(self) -> int: ...
-    @overload
-    def astype(self, dtype: np.dtype, copy: bool = True) -> np_1darray: ...
+    if sys.version_info >= (3, 11):
+        @overload
+        def astype(self, dtype: np.dtype, copy: bool = True) -> np_1darray: ...
+    else:
+        @overload
+        def astype(self, dtype: np.dtype[Any], copy: bool = True) -> np_1darray: ...
+
     @overload
     def astype(self, dtype: ExtensionDtype, copy: bool = True) -> ExtensionArray: ...
     @overload

pandas-stubs/core/arrays/datetimes.pyi

@@ -1,4 +1,6 @@
 from datetime import tzinfo as _tzinfo
+import sys
+from typing import Any
 
 import numpy as np
 from pandas.core.arrays.datetimelike import (
@@ -19,8 +21,13 @@ class DatetimeArray(DatetimeLikeArrayMixin, TimelikeOps, DatelikeOps):
     __array_priority__: int = ...
     def __init__(self, values, dtype=..., freq=..., copy: bool = ...) -> None: ...
     # ignore in dtype() is from the pandas source
-    @property
-    def dtype(self) -> np.dtype | DatetimeTZDtype: ...  # type: ignore[override] # pyright: ignore[reportIncompatibleMethodOverride]
+    if sys.version_info >= (3, 11):
+        @property
+        def dtype(self) -> np.dtype | DatetimeTZDtype: ...  # type: ignore[override] # pyright: ignore[reportIncompatibleMethodOverride]
+    else:
+        @property
+        def dtype(self) -> np.dtype[Any] | DatetimeTZDtype: ...  # type: ignore[override] # pyright: ignore[reportIncompatibleMethodOverride]
+
     @property
     def tz(self): ...
     @tz.setter

pandas-stubs/core/arrays/numpy_.pyi

@@ -1,3 +1,6 @@
+import sys
+from typing import Any
+
 import numpy as np
 from numpy.lib.mixins import NDArrayOperatorsMixin
 from pandas.core.arrays.base import (
@@ -8,8 +11,13 @@ from pandas.core.arrays.base import (
 from pandas.core.dtypes.dtypes import ExtensionDtype
 
 class PandasDtype(ExtensionDtype):
-    @property
-    def numpy_dtype(self) -> np.dtype: ...
+    if sys.version_info >= (3, 11):
+        @property
+        def numpy_dtype(self) -> np.dtype: ...
+    else:
+        @property
+        def numpy_dtype(self) -> np.dtype[Any]: ...
+
     @property
     def itemsize(self) -> int: ...
 

pandas-stubs/core/computation/ops.pyi

@@ -1,3 +1,4 @@
+import sys
 from typing import Any
 
 import numpy as np
@@ -75,8 +76,12 @@ class UnaryOp(Op):
     func = ...
     def __init__(self, op: str, operand) -> None: ...
     def __call__(self, env): ...
-    @property
-    def return_type(self) -> np.dtype: ...
+    if sys.version_info >= (3, 11):
+        @property
+        def return_type(self) -> np.dtype: ...
+    else:
+        @property
+        def return_type(self) -> np.dtype[Any]: ...
 
 class MathCall(Op):
     func = ...

pandas-stubs/core/construction.pyi

@@ -1,5 +1,9 @@
 from collections.abc import Sequence
-from typing import overload
+import sys
+from typing import (
+    Any,
+    overload,
+)
 
 import numpy as np
 from pandas.core.arrays.base import ExtensionArray
@@ -40,9 +44,19 @@ def array(
     dtype: PandasFloatDtypeArg | None = None,
     copy: bool = True,
 ) -> FloatingArray: ...
-@overload
-def array(
-    data: Sequence[object],
-    dtype: str | np.dtype | ExtensionDtype | None = None,
-    copy: bool = True,
-) -> ExtensionArray: ...
+
+if sys.version_info >= (3, 11):
+    @overload
+    def array(
+        data: Sequence[object],
+        dtype: str | np.dtype | ExtensionDtype | None = None,
+        copy: bool = True,
+    ) -> ExtensionArray: ...
+
+else:
+    @overload
+    def array(
+        data: Sequence[object],
+        dtype: str | np.dtype[Any] | ExtensionDtype | None = None,
+        copy: bool = True,
+    ) -> ExtensionArray: ...

pandas-stubs/core/dtypes/dtypes.pyi

@@ -1,4 +1,5 @@
 import datetime as dt
+import sys
 from typing import (
     Any,
     Literal,
@@ -59,5 +60,9 @@ class PeriodDtype(PandasExtensionDtype):
 
 class IntervalDtype(PandasExtensionDtype):
     def __init__(self, subtype: str | npt.DTypeLike | None = ...) -> None: ...
-    @property
-    def subtype(self) -> np.dtype | None: ...
+    if sys.version_info >= (3, 11):
+        @property
+        def subtype(self) -> np.dtype | None: ...
+    else:
+        @property
+        def subtype(self) -> np.dtype[Any] | None: ...

pandas-stubs/core/indexes/base.pyi

@@ -10,6 +10,7 @@ from datetime import (
     timedelta,
 )
 from pathlib import Path
+import sys
 from typing import (
     Any,
     ClassVar,
@@ -371,9 +372,15 @@ class Index(IndexOpsMixin[S1], ElementOpsMixin[S1]):
     @final
     def is_(self, other: Any) -> bool: ...
     def __len__(self) -> int: ...
-    def __array__(
-        self, dtype: _str | np.dtype = ..., copy: bool | None = ...
-    ) -> np_1darray: ...
+    if sys.version_info >= (3, 11):
+        def __array__(
+            self, dtype: _str | np.dtype = ..., copy: bool | None = ...
+        ) -> np_1darray: ...
+    else:
+        def __array__(
+            self, dtype: _str | np.dtype[Any] = ..., copy: bool | None = ...
+        ) -> np_1darray: ...
+
     @property
     def dtype(self) -> DtypeObj: ...
     @final

pandas-stubs/core/indexes/datetimes.pyi

@@ -8,7 +8,9 @@ from datetime import (
     timedelta,
     tzinfo as _tzinfo,
 )
+import sys
 from typing import (
+    Any,
     final,
     overload,
 )
@@ -103,8 +105,13 @@ class DatetimeIndex(
     def isocalendar(self) -> DataFrame: ...
     @property
     def tzinfo(self) -> _tzinfo | None: ...
-    @property
-    def dtype(self) -> np.dtype | DatetimeTZDtype: ...
+    if sys.version_info >= (3, 11):
+        @property
+        def dtype(self) -> np.dtype | DatetimeTZDtype: ...
+    else:
+        @property
+        def dtype(self) -> np.dtype[Any] | DatetimeTZDtype: ...
+
     def shift(
         self, periods: int = 1, freq: Frequency | timedelta | None = None
     ) -> Self: ...

pandas-stubs/core/indexes/multi.pyi

@@ -5,6 +5,7 @@ from collections.abc import (
     Mapping,
     Sequence,
 )
+import sys
 from typing import (
     Any,
     overload,
@@ -116,8 +117,13 @@ class MultiIndex(Index):
         self, names: SequenceNotStr[Hashable] = ..., deep: bool = False
     ) -> Self: ...
     def view(self, cls: NumpyNotTimeDtypeArg | NumpyTimedeltaDtypeArg | NumpyTimestampDtypeArg | type[np_ndarray] | None = None) -> MultiIndex: ...  # type: ignore[override] # pyrefly: ignore[bad-override] # pyright: ignore[reportIncompatibleMethodOverride]
-    @property
-    def dtype(self) -> np.dtype: ...
+    if sys.version_info >= (3, 11):
+        @property
+        def dtype(self) -> np.dtype: ...
+    else:
+        @property
+        def dtype(self) -> np.dtype[Any]: ...
+
     @property
     def dtypes(self) -> pd.Series[Dtype]: ...
     def memory_usage(self, deep: bool = False) -> int: ...

pandas-stubs/core/indexes/range.pyi

@@ -2,6 +2,7 @@ from collections.abc import (
     Hashable,
     Sequence,
 )
+import sys
 from typing import (
     Any,
     overload,
@@ -50,8 +51,13 @@ class RangeIndex(_IndexSubclassBase[int, np.int64]):
     @property
     def nbytes(self) -> int: ...
     def memory_usage(self, deep: bool = ...) -> int: ...
-    @property
-    def dtype(self) -> np.dtype: ...
+    if sys.version_info >= (3, 11):
+        @property
+        def dtype(self) -> np.dtype: ...
+    else:
+        @property
+        def dtype(self) -> np.dtype[Any]: ...
+
     @property
     def is_unique(self) -> bool: ...
     @property

pandas-stubs/core/series.pyi

@@ -562,9 +562,15 @@ class Series(IndexOpsMixin[S1], ElementOpsMixin[S1], NDFrame):
     def __array_ufunc__(
         self, ufunc: Callable[..., Any], method: _str, *inputs: Any, **kwargs: Any
     ) -> Any: ...
-    def __array__(  # ty: ignore[invalid-method-override]
-        self, dtype: _str | np.dtype = ..., copy: bool | None = ...
-    ) -> np_1darray: ...
+    if sys.version_info >= (3, 11):
+        def __array__(  # ty: ignore[invalid-method-override]
+            self, dtype: _str | np.dtype = ..., copy: bool | None = ...
+        ) -> np_1darray: ...
+    else:
+        def __array__(  # ty: ignore[invalid-method-override]
+            self, dtype: _str | np.dtype[Any] = ..., copy: bool | None = ...
+        ) -> np_1darray: ...
+
     @final
     def __getattr__(self, name: _str) -> S1: ...
 

tests/extension/decimal/array.py

@@ -230,8 +230,15 @@ def take(
     def copy(self) -> DecimalArray:
         return type(self)(self._data.copy(), dtype=self.dtype)
 
-    @overload
-    def astype(self, dtype: np.dtype, copy: bool = True) -> np_1darray: ...
+    if sys.version_info >= (3, 11):
+
+        @overload
+        def astype(self, dtype: np.dtype, copy: bool = True) -> np_1darray: ...
+
+    else:
+
+        @overload
+        def astype(self, dtype: np.dtype[Any], copy: bool = True) -> np_1darray: ...
     @overload
     def astype(self, dtype: ExtensionDtype, copy: bool = True) -> ExtensionArray: ...
     @overload